java.lang.IllegalStateException: attempt to put another node with same key: r:7aa906c5-dde5-482d-905d-b76b3b3df5ae(NewSolution1.mmm)#4375728174399655810

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attempt to put another node with same key: r:7aa906c5-dde5-482d-905d-b76b3b3df5ae(NewSolution1.mmm)#4375728174399655810
java.lang.IllegalStateException: attempt to put another node with same key: r:7aa906c5-dde5-482d-905d-b76b3b3df5ae(NewSolution1.mmm)#4375728174399655810
at jetbrains.mps.smodel.references.UnregisteredNodes.add(UnregisteredNodes.java:116)
at jetbrains.mps.smodel.references.UnregisteredNodes.put(UnregisteredNodes.java:87)
at jetbrains.mps.smodel.AttachedNodeOwner.unregisterNode(AttachedNodeOwner.java:103)
at jetbrains.mps.smodel.SNode.detach(SNode.java:451)
at jetbrains.mps.smodel.SModel.removeRootNode(SModel.java:204)
at org.jetbrains.mps.openapi.model.SNodeUtil.replaceWithAnother(SNodeUtil.java:77)
at jetbrains.mps.lang.smodel.generator.smodelAdapter.SNodeOperations.replaceWithAnother(SNodeOperations.java:489)
at jetbrains.mps.lang.structure.pluginSolution.plugin.MoveAbstractConceptSpecialization.doReplaceInstance(MoveAbstractConceptSpecialization.java:81)
at jetbrains.mps.lang.structure.pluginSolution.plugin.MoveAbstractConceptSpecialization.doReplaceInstance(MoveAbstractConceptSpecialization.java:36)
at jetbrains.mps.lang.structure.pluginSolution.plugin.UpdateLocalInstancesParticipant$1$1$1.run(UpdateLocalInstancesParticipant.java:109)
at jetbrains.mps.refactoring.participant.RefactoringSessionImpl.performAllRegistered(RefactoringSessionImpl.java:35)
at jetbrains.mps.ide.platform.actions.core.RefactoringProcessor$RefactoringUIImpl$1$1.run(RefactoringProcessor.java:120)
at jetbrains.mps.smodel.WorkbenchModelAccess$CommandRunnable$1.run(WorkbenchModelAccess.java:632)
at jetbrains.mps.smodel.WriteActionDispatcher.run(WriteActionDispatcher.java:39)
at jetbrains.mps.smodel.WorkbenchModelAccess$3.run(WorkbenchModelAccess.java:136)
at jetbrains.mps.smodel.WorkbenchModelAccess.runWriteAction(WorkbenchModelAccess.java:145)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:129)
at jetbrains.mps.smodel.WorkbenchModelAccess.runWriteActionInCommand(WorkbenchModelAccess.java:440)
at jetbrains.mps.smodel.WorkbenchModelAccess.executeCommand(WorkbenchModelAccess.java:403)
at jetbrains.mps.ide.platform.actions.core.RefactoringProcessor$RefactoringUIImpl$1.performAction(RefactoringProcessor.java:113)
at jetbrains.mps.ide.refactoring.RefactoringViewItemImpl.doRefactor(RefactoringViewItemImpl.java:115)
at jetbrains.mps.ide.refactoring.RefactoringViewItemImpl.access$000(RefactoringViewItemImpl.java:36)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6535)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6300)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4891)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4713)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2750)
at java.awt.Component.dispatchEvent(Component.java:4713)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:863)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:695)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

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